Fan



FIG. 1 is a right side elevation view of a fan.

FIG. 2 is a front side elevation view of a fan.

FIG. 3 is a top view of a fan.

FIG. 4 is a rear elevation view of a fan.

FIG. 5 is a left side elevation view of a fan.

FIG. 6 is a front isometric view from the right side of a fan; and,

FIG. 7 is a rear isometric view of a fan. 

CLAIM I claim the ornamental design for a fan, substantially as shown. 